TECHNICAL PAPERS: Gas Turbines: Vehicular and Small Turbomachines, and Ceramics

Summary of CGT302 Ceramic Gas Turbine Research and Development Program

[+] Author and Article Information
I. Takehara, T. Tatsumi, Y. Ichikawa

R&D Department, Industrial Gas Turbine Division, Kawasaki Heavy Industries, Ltd., 1-1 Kawasaki-Cho, Akashi, Hyogo 673-8666, Japan

J. Eng. Gas Turbines Power 124(3), 627-635 (Jun 19, 2002) (9 pages) doi:10.1115/1.1451704 History: Received November 01, 1999; Revised February 01, 2000; Online June 19, 2002
Copyright © 2002 by ASME
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Takehara, I., et al., 1996, “Research and Development of Ceramic Gas Turbine (CGT302),” ASME Paper 96-GT-477.
Yoshida, H., et al., 1998, “Experiment on Foreign Object Damage of Gas Turbine-Grade Silicon Nitride Ceramic,” ASME Paper 98-GT-399.
“Research and Development on Ceramic Gas Turbine (300 kW class) FY 1998 Annual Report,” 1999, NEDO Japan.
Okuto, A., et al., 1998, “Development of a Low NOx Combustor for 300 kW-Class Ceramic Gas Turbine (CGT302),” ASME Paper 98-GT-272.
Tatsumi, T., et al., 1999, “Development Summary of the 300 kW Ceramic Gas Turbine CGT302,” ASME Paper 99-GT-105.
Takehara, I., et al., 1999, “Development Summary of CGT302 Ceramic Gas Turbine,” IGTC ’99, Vol. I, Gas Turbine Society of Japan, pp. 57–64.


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Cross section of CGT302
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All the ceramic parts of CGT302
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Ceramic coil springs and pistonwave rings in CGT302
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Fabrication process FRC bound nozzles
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FRC bound GCT and PT nozzles
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Abradable PT shroud after engine test
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Typical chipping of GGT
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Abradable shroud test result (T/C=0.2 mm)
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Compressor polytropic efficiency
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Combustor rig test results
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Recuperator of CGT302 (49+49 fins for each core)
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Engine performance history
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Engine test results of CGT302
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Combustor schematic drawing
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Combustor engine test results
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CGT302 pilot plant (durability test unit)
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Ceramic components after 1000 hours operation



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